Παραπομπή APA

Machlis, J. (1961). Introduction to contemporary music. J.M. Dent.

Παραπομπή Chicago Style

Machlis, Joseph. Introduction to Contemporary Music. London: J.M. Dent, 1961.

Παραπομπή MLA

Machlis, Joseph. Introduction to Contemporary Music. J.M. Dent, 1961.